notedeck

context.rs (5324B)

---

 use crate::colors;
 use egui::{Rect, Vec2};
 use enostr::{NoteId, Pubkey};
 use nostrdb::{Note, NoteKey};
 
 #[derive(Clone)]
 #[allow(clippy::enum_variant_names)]
 pub enum NoteContextSelection {
     CopyText,
     CopyPubkey,
     CopyNoteId,
 }
 
 impl NoteContextSelection {
     pub fn process(&self, ui: &mut egui::Ui, note: &Note<'_>) {
         match self {
             NoteContextSelection::CopyText => {
                 ui.output_mut(|w| {
                     w.copied_text = note.content().to_string();
                 });
             }
             NoteContextSelection::CopyPubkey => {
                 ui.output_mut(|w| {
                     if let Some(bech) = Pubkey::new(*note.pubkey()).to_bech() {
                         w.copied_text = bech;
                     }
                 });
             }
             NoteContextSelection::CopyNoteId => {
                 ui.output_mut(|w| {
                     if let Some(bech) = NoteId::new(*note.id()).to_bech() {
                         w.copied_text = bech;
                     }
                 });
             }
         }
     }
 }
 
 pub struct NoteContextButton {
     put_at: Option<Rect>,
     note_key: NoteKey,
 }
 
 impl egui::Widget for NoteContextButton {
     fn ui(self, ui: &mut egui::Ui) -> egui::Response {
         let r = if let Some(r) = self.put_at {
             r
         } else {
             let mut place = ui.available_rect_before_wrap();
             let size = Self::max_width();
             place.set_width(size);
             place.set_height(size);
             place
         };
 
         Self::show(ui, self.note_key, r)
     }
 }
 
 impl NoteContextButton {
     pub fn new(note_key: NoteKey) -> Self {
         let put_at: Option<Rect> = None;
         NoteContextButton { note_key, put_at }
     }
 
     pub fn place_at(mut self, rect: Rect) -> Self {
         self.put_at = Some(rect);
         self
     }
 
     pub fn max_width() -> f32 {
         Self::max_radius() * 3.0 + Self::max_distance_between_circles() * 2.0
     }
 
     pub fn size() -> Vec2 {
         let width = Self::max_width();
         egui::vec2(width, width)
     }
 
     fn max_radius() -> f32 {
         8.0
     }
 
     fn min_radius() -> f32 {
         Self::max_radius() / Self::expansion_multiple()
     }
 
     fn max_distance_between_circles() -> f32 {
         2.0
     }
 
     fn expansion_multiple() -> f32 {
         2.0
     }
 
     fn min_distance_between_circles() -> f32 {
         Self::max_distance_between_circles() / Self::expansion_multiple()
     }
 
     pub fn show(ui: &mut egui::Ui, note_key: NoteKey, put_at: Rect) -> egui::Response {
         let id = ui.id().with(("more_options_anim", note_key));
 
         let min_radius = Self::min_radius();
         let anim_speed = 0.05;
         let response = ui.interact(put_at, id, egui::Sense::click());
 
         let hovered = response.hovered();
         let animation_progress = ui.ctx().animate_bool_with_time(id, hovered, anim_speed);
 
         if hovered {
             ui.ctx().set_cursor_icon(egui::CursorIcon::PointingHand);
         }
 
         let min_distance = Self::min_distance_between_circles();
         let cur_distance = min_distance
             + (Self::max_distance_between_circles() - min_distance) * animation_progress;
 
         let cur_radius = min_radius + (Self::max_radius() - min_radius) * animation_progress;
 
         let center = put_at.center();
         let left_circle_center = center - egui::vec2(cur_distance + cur_radius, 0.0);
         let right_circle_center = center + egui::vec2(cur_distance + cur_radius, 0.0);
 
         let translated_radius = (cur_radius - 1.0) / 2.0;
 
         // This works in both themes
         let color = colors::GRAY_SECONDARY;
 
         // Draw circles
         let painter = ui.painter_at(put_at);
         painter.circle_filled(left_circle_center, translated_radius, color);
         painter.circle_filled(center, translated_radius, color);
         painter.circle_filled(right_circle_center, translated_radius, color);
 
         response
     }
 
     pub fn menu(
         ui: &mut egui::Ui,
         button_response: egui::Response,
     ) -> Option<NoteContextSelection> {
         let mut context_selection: Option<NoteContextSelection> = None;
 
         stationary_arbitrary_menu_button(ui, button_response, |ui| {
             ui.set_max_width(200.0);
             if ui.button("Copy text").clicked() {
                 context_selection = Some(NoteContextSelection::CopyText);
                 ui.close_menu();
             }
             if ui.button("Copy user public key").clicked() {
                 context_selection = Some(NoteContextSelection::CopyPubkey);
                 ui.close_menu();
             }
             if ui.button("Copy note id").clicked() {
                 context_selection = Some(NoteContextSelection::CopyNoteId);
                 ui.close_menu();
             }
         });
 
         context_selection
     }
 }
 
 fn stationary_arbitrary_menu_button<R>(
     ui: &mut egui::Ui,
     button_response: egui::Response,
     add_contents: impl FnOnce(&mut egui::Ui) -> R,
 ) -> egui::InnerResponse<Option<R>> {
     let bar_id = ui.id();
     let mut bar_state = egui::menu::BarState::load(ui.ctx(), bar_id);
 
     let inner = bar_state.bar_menu(&button_response, add_contents);
 
     bar_state.store(ui.ctx(), bar_id);
     egui::InnerResponse::new(inner.map(|r| r.inner), button_response)
 }